Re: [PATCH 1/2] mfd: cros_ec: Remove parent field

[Lee Jones <lee.jones@linaro.org>]

On Wed, 20 May 2015, Javier Martinez Canillas wrote:

> From: Gwendal Grignou <gwendal@chromium.org>
> 
> parent and dev were pointing to the same device structure.
> parent is unused, removed.
> 
> Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
> Reviewed-by: Stephen Barber <smbarber@chromium.org>
> Tested-by: Stephen Barber <smbarber@chromium.org>
> Reviewed-by: Puthikorn Voravootivat <puthik@chromium.org>
> Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
> Tested-by: Heiko Stuebner <heiko@sntech.de>
> Reviewed-by: Gwendal Grignou <gwendal@chromium.org>
> Tested-by: Gwendal Grignou <gwendal@chromium.org>
> Acked-by: Lee Jones <lee.jones@linaro.org>
> ---
> 
> Changes since v2: None
> 
> Changes since v1:
>  - Added Heiko Stuebner and Gwendal Grignou Tested-by tag
>  - Added Lee Jones Acked-by tag
>  - Use cros_ec instead of cros ec in the subject line to be consistent.
>    Suggested by Gwendal Grignou
> ---
>  drivers/mfd/cros_ec_i2c.c             | 1 -
>  drivers/mfd/cros_ec_spi.c             | 1 -
>  drivers/platform/chrome/cros_ec_lpc.c | 1 -
>  include/linux/mfd/cros_ec.h           | 2 --
>  4 files changed, 5 deletions(-)

Applied, thanks.

> diff --git a/drivers/mfd/cros_ec_i2c.c b/drivers/mfd/cros_ec_i2c.c
> index c0c30f4f946f..82b4d6148698 100644
> --- a/drivers/mfd/cros_ec_i2c.c
> +++ b/drivers/mfd/cros_ec_i2c.c
> @@ -145,7 +145,6 @@ static int cros_ec_i2c_probe(struct i2c_client *client,
>  	ec_dev->cmd_xfer = cros_ec_cmd_xfer_i2c;
>  	ec_dev->ec_name = client->name;
>  	ec_dev->phys_name = client->adapter->name;
> -	ec_dev->parent = &client->dev;
>  
>  	err = cros_ec_register(ec_dev);
>  	if (err) {
> diff --git a/drivers/mfd/cros_ec_spi.c b/drivers/mfd/cros_ec_spi.c
> index bf6e08e8013e..27bd52e5e8b7 100644
> --- a/drivers/mfd/cros_ec_spi.c
> +++ b/drivers/mfd/cros_ec_spi.c
> @@ -363,7 +363,6 @@ static int cros_ec_spi_probe(struct spi_device *spi)
>  	ec_dev->cmd_xfer = cros_ec_cmd_xfer_spi;
>  	ec_dev->ec_name = ec_spi->spi->modalias;
>  	ec_dev->phys_name = dev_name(&ec_spi->spi->dev);
> -	ec_dev->parent = &ec_spi->spi->dev;
>  	ec_dev->din_size = EC_MSG_BYTES + EC_MSG_PREAMBLE_COUNT;
>  	ec_dev->dout_size = EC_MSG_BYTES;
>  
> diff --git a/drivers/platform/chrome/cros_ec_lpc.c b/drivers/platform/chrome/cros_ec_lpc.c
> index 8f9ac4d7bbd0..860310513cf0 100644
> --- a/drivers/platform/chrome/cros_ec_lpc.c
> +++ b/drivers/platform/chrome/cros_ec_lpc.c
> @@ -214,7 +214,6 @@ static int cros_ec_lpc_probe(struct platform_device *pdev)
>  	ec_dev->dev = dev;
>  	ec_dev->ec_name = pdev->name;
>  	ec_dev->phys_name = dev_name(dev);
> -	ec_dev->parent = dev;
>  	ec_dev->cmd_xfer = cros_ec_cmd_xfer_lpc;
>  	ec_dev->cmd_readmem = cros_ec_lpc_readmem;
>  
> diff --git a/include/linux/mfd/cros_ec.h b/include/linux/mfd/cros_ec.h
> index 324a34683971..14cf522123dd 100644
> --- a/include/linux/mfd/cros_ec.h
> +++ b/include/linux/mfd/cros_ec.h
> @@ -85,7 +85,6 @@ struct cros_ec_command {
>   * to using dword.
>   * @din_size: size of din buffer to allocate (zero to use static din)
>   * @dout_size: size of dout buffer to allocate (zero to use static dout)
> - * @parent: pointer to parent device (e.g. i2c or spi device)
>   * @wake_enabled: true if this device can wake the system from sleep
>   * @cmd_xfer: send command to EC and get response
>   *     Returns the number of bytes received if the communication succeeded, but
> @@ -113,7 +112,6 @@ struct cros_ec_device {
>  	uint8_t *dout;
>  	int din_size;
>  	int dout_size;
> -	struct device *parent;
>  	bool wake_enabled;
>  	int (*cmd_xfer)(struct cros_ec_device *ec,
>  			struct cros_ec_command *msg);

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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